จะ Insert ค่า session ลงฐานข้อมูล แต่ error ช่วยดู code ให้หน่อยครับ มันผิดตรงไหน

? 
	session_start();
	include("db_connect.php"); 
	connect();
	$sql="SET CHARACTER SET UTF8";   
	query($sql);
	$table = "tb_register_vip";
	$data = array(
		"name"=>addslashes($_POST[name]),
		"surname"=>addslashes($_POST[surname]),
		"age"=>addslashes($_POST[age]),
		"id_member"=>addslashes($_POST[id_member]),
		"email"=>addslashes($_POST[email]),
		"job"=>addslashes($_POST[job]),
		"salary"=>addslashes($_POST[salary]),
		"suggestion"=>addslashes($_POST[suggestion]),
		"tel"=>addslashes($_POST[tel]),


]"group"=>addslashes($_SESSION[group_name]) //ผมส่งค่า Ksme มาให้ตัวนี้แต่มัน error

	);
	//$id_member = $_POST[id_member];
	$sql2 = "select * from tb_register_vip where id_member = '".trim($_POST["id_member"])."' ";
	$result = mysql_query($sql2); 
	$row = mysql_num_rows($result);
	//$member = $row["id_member"];

	if($row>0){
		print "<meta http-equiv=refresh content=0;URL=Register_Failed_vip.php?id_member=$_POST[id_member]>";
	}else{
		insert($table,$data);	
		print "<meta http-equiv=refresh content=0;URL=VIP_Pass2.php?name=$_POST[name]&surname=$_POST[surname]
		&job=$_POST[job]&tel=$_POST[tel]&email=$_POST[email]>";
	}
?>