รบกวนช่วยดูหน่อยครับมัน insert เข้า sql ไม่ได้อ่ะคับ

<?php

$form = "<form action='index.php' method='post' enctype='multipart/form-data'>
<table>
<tr>
    <td>Title:</td>
    <td><input type='text' name='title'/></td>
</tr>
<tr>
 <td>Description :</td>
    <td><textarea name='description' cols='30'></textarea></td>
</tr>
    <td></td>
    <td><input type='file' name='myfile'/></td>
</tr>
<tr>
    <td></td>
    <td><input type='submit' name='submitbutton' value='upload'/></td>
</tr>
</table>
</form>";

if($_POST['submitbutton'])
{
    $title = $_POST['title'];
    $title = $_POST['description'];
    
    $name = $_FILES['myfile']['name'];
    $type = $_FILES['myfile']['type'];
    $size = $_FILES['myfile']['size'];
    $tmpname = $_FILES['myfile']['tmp_name'];
    $ext = substr($name, substr($name, '.'));
	
	if ($name)
	{
		if($title && $description)
        {
        
        require("connect/connect.php");
        
        $date = date("m-d-y");
        
        $charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
        $length = 15;
        for ($i = 0; $i <= $length; $i++)
        {
            $rand = rand() % strlen($charset);
            $tmp = substr($charset, $rand, 1);
            $code .= $tmp;
        }
   
        while ($numrows != 0)
        {
            for ($i = 0; $i <= $length; $i++)
            {
                $rand = rand() % strlen($charset);
                $tmp = substr($charset, $rand, 1);
                $code .= $tmp;
            }
            
             $query = mysql_query("SELECT token FROM file WHERE token='$code'");
             $numrows = mysql_num_rows($query);
        }
        
        mkdir("MyFiles/$code/", 777);
        move_uploaded_file($tmpname, "MyFiles/$code/"."$name");
        $query = mysql_query("INSERT INTO file VALUES ('', '$title' , '$code' ,'$description' ,'$date')");
        
		
		header("location:download.php?token=$code");
	}
    else
        echo "You did fill in the form completly.";
    }
	else 

		echo "You did not select a File.";
}
else

 echo "$form";

?>