HELLO experts ............Im in trouble .can you plz help me >>>>>>>Im write a php coding for registration form for my website .........after all..................I get this error (Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '1' at line 1) plz help me .................

THIS IS MY CODING

<html>
<body>
<form action="insertdb.php" method="post"> <br />
First Name: <input type="text" name="firstname" /> <br />
Last Name: <input type="text" name="lastname" /> <br />
Age:<input type="text" name="age" /> <br />
Country: <input type="text" name="contury" /> <br />
City: <input type="text" name="city" /> <br />
Contact: <input type="text" name="contact" /> <br />
<input type="submit" />
</form>
</body>
</html>





<?php
$con = mysql_connect("localhost","665995","789512357u");
if (!$con)
{
die('Could not connect: ' . mysql_error());
}

mysql_select_db("665995", $con);

$sql=mysql_query("INSERT INTO Main(firstname,lastname,age,contury,city,contact)
VALUES
('$_POST[firstname]','$_POST[lastname]','$_POST[age]','$_POST[contury]','$_POST[city]','$_POST[contact]')");

if (!mysql_query($sql,$con))
{
die('Error: ' . mysql_error());
}

echo "1 record added";

mysql_close($con)

?>

plz plz help me
Im wating for your reply