ทำไมบาง filed ไม่ยอมเข้าไปใน sql table ครับ ไม่เข้า sql ครับ ผมตกอะไรไปหรือเปล่า

<? if($_POST["action"]=="addnew"){
					$insert["member_id"] = "'".$_SESSION["System_Session_User_ID"]."'";
					$insert["type_reservation"] = "'".$_POST["Type_Reservation"]."'";
					
					$insert["absolutemember"] = "'".$_POST["absolutemember"]."'";		
					$insert["absolutemember_no"] = "'".$_POST["absolutemember_no"]."'";	
						
					$insert["number_guests"] = "'".$_POST["numguests"]."'";		
							
					$insert["remark1"] = "'".$_POST["remark1"]."'";		
					$insert["remarkby1"] = "'".$_POST["remarkby1"]."'";		
					$insert["remark2"] = "'".$_POST["remark2"]."'";		
					$insert["remarkby2"] = "'".$_POST["remarkby2"]."'";		
					
					$insert["Guest1name"] = "'".$_POST["Guest1name"]."'";
					$insert["Guest1age"] = "'".$_POST["Guest1age"]."'";
					$insert["Guest1country"] = "'".$_POST["Guest1country"]."'";
					$insert["Guest1occupation"] = "'".$_POST["Guest1occupation"]."'";
					$insert["Guest1income"] = "'".$_POST["Guest1income"]."'";
					$insert["Guest1language"] = "'".$_POST["Guest1language"]."'";
					$insert["Guest2name"] = "'".$_POST["Guest2name"]."'";
					$insert["Guest2age"] = "'".$_POST["Guest2age"]."'";
					$insert["Guest2country"] = "'".$_POST["Guest2country"]."'";
					$insert["Guest2occupation"] = "'".$_POST["Guest2occupation"]."'";
					$insert["Guest2income"] = "'".$_POST["Guest2income"]."'";
					$insert["Guest2language"] = "'".$_POST["Guest2language"]."'";
					$insert["Guest3name"] = "'".$_POST["Guest3name"]."'";
					$insert["Guest3age"] = "'".$_POST["Guest3age"]."'";
					$insert["Guest3country"] = "'".$_POST["Guest3country"]."'";
					$insert["Guest3relation"] = "'".$_POST["Guest3relation"]."'";
					$insert["Guest4name"] = "'".$_POST["Guest4name"]."'";
					$insert["Guest4age"] = "'".$_POST["Guest4age"]."'";
					$insert["Guest4country"] = "'".$_POST["Guest4country"]."'";
					$insert["Guest4relation"] = "'".$_POST["Guest4relation"]."'";
					$insert["relation_person2nd"] = "'".$_POST["Relationship1stand2nd"]."'";
					$insert["Married"] = "'".$_POST["Married"]."'";
					$insert["Married_year"] = "'".$_POST["Marriedyear"]."'";
					$insert["living_together"] = "'".$_POST["Living"]."'";
					$insert["living_together_year"] = "'".$_POST["Livingyear"]."'";
					$insert["home_owner"] = "'".$_POST["Homeowner"]."'";
					$insert["car_owner"] = "'".$_POST["Carowner"]."'";
					$insert["credit_card"] = "'".$_POST["Creditcard"]."'";
					$insert["holiday_home"] = "'".$_POST["Holidayowner"]."'";
					$insert["vacation_club"] = "'".$_POST["Vacationmember"]."'";
					$insert["club_name"] = "'".$_POST["clubname"]."'";
					$insert["member_type"] = "'".$_POST["club_type"]."'";
					$insert["when_join"] = "'".$_POST["whenjoinclub"]."'";
					$insert["where_join"] = "'".$_POST["wherejoinclub"]."'";
					$insert["Addition_info"] = "'".$_POST["clubmore"]."'";
					$insert["contact_address"] = "'".$_POST["contact_address"]."'";
					$insert["contact_city"] = "'".$_POST["contact_city"]."'";
					$insert["contact_state"] = "'".$_POST["contact_province"]."'";
					$insert["contact_zip"] = "'".$_POST["contact_zipcode"]."'";
					$insert["contact_country"] = "'".$_POST["contact_country"]."'";
					$insert["contact_home_tel"] = "'".$_POST["home_phone"]."'";
					$insert["contact_work_tel"] = "'".$_POST["work_phone"]."'";
					$insert["contact_mobile"] = "'".$_POST["gmobile_phone"]."'";
					$insert["contact_fax"] = "'".$_POST["contact_fax"]."'";
					$insert["contact_email"] = "'".$_POST["contact_email"]."'";
					$insert["booking_1st_date"] = "'".str_replace("/","-",$_POST["date1"])."'";
					$insert["booking_2nd_date"] = "'".str_replace("/","-",$_POST['date2'])."'";
					$insert["booking_3rd_date"] = "'".str_replace("/","-",$_POST["date3"])."'";
					$insert["Length_stay"] = "'".$_POST["Length_stay"]."'";
					$insert["Addition_comment"] = "'".$_POST["Comments"]."'";
					$insert["reservation_language"] = "'".$_SESSION['System_Session_Language']."'";
					$insert["create_date"] = "NOW()";
					$insert["status"] = "'On process'";
					$sql="INSERT INTO ".$System_TableName_Reservation." (".implode(",",array_keys($insert)).") VALUES (".implode(",",array_values($insert)).")";
					mysql_query($sql);

?>