มันไม่ insert ให้ค่ะ รบกวนช่วยดูให้หน่อยนะค่ะ ต้องการกรอกคะแนนแต่ละรายวิชา พอกดปุ่มบันทึกมันไม่ insert ให้ค่ะ

<? include "config.php" ?>
<?php 
if (isset($_POST['test'])){ 
mysql_connect('localhost','root',''); 
$n=1; 
while(!empty($_POST['data'][$n]['scall'])){   
$record = array_map('mysql_real_escape_string',$_POST['data'][$n]);       
$s = "'".implode("','",$record)."'";     
$query = "INSERT INTO scall(scallid,studentid,classroomid,roomid,subjectidid,education_part,academic_year,scall,grade) VALUES($s)";     
$res = mysql_query($query);       
if (!$res){           
echo "\n<br />".mysql_error();               
}         
$n++;    
} 
}else{ 
} 
?> 
	  <form action="<? echo $_SERVER['PHP_SELF']; ?>" method="post" enctype="multipart/form-data" name="form1" id="form1">
	  <?php foreach(array(1) as $n): ?> 

<? 
 		for($i=0;$i<$num_row;$i++){
		  $a=mysql_fetch_array($dbqueryq);
		echo "<tr>";
?>
          <tr>
            <td><span class="style2"><font size="2">
			<input type="hidden" name="data[<?php echo$n;?>][studentid]" value="" /> 
			<input type="hidden" name="data[<?php echo$n;?>][classroomid]" value="" /> 
			<input type="hidden" name="data[<?php echo$n;?>][roomid]" value="" /> 
			<input type="hidden" name="data[<?php echo$n;?>][education_part]" value="" /> 
			<input type="hidden" name="data[<?php echo$n;?>][academic_year]" value="" /> 			
			<input type="hidden" name="data[<?php echo$n;?>][subjectid]" value="" /> 
			<? echo $a[subjectid]; ?></font></span></td>
            <td align="left"><span class="style2"><font size="2">
			<input type="hidden" name="data[<?php echo$n;?>][subjectname]" value="" /> 
			<? echo $a[subjectname]; ?></font></span></td>
            <td>
			<input type="text" name="data[<?php echo$n;?>][scall]" size="5" maxlength="2" value="" /> 
			
			</td>
          </tr>
<? } ?>
          <tr>
            <td colspan="3">&nbsp;</td>
          </tr>
          <tr><?php endforeach; ?>   
            <td colspan="3"><div align="center"><span class="style2">
                <input type="submit" name="Submit" value="   บันทึก   ">
            </span></div></td>