come to try it, but i failed

, here is my code:
PHP Code:
<?php
$cid = mysql_connect('localhost', 'root', '');
mysql_select_db('domains', $cid);
mysql_query('
INSERT INTO domains
SET field1 = "fname", field2 = "lname", field3 = "email", field4 = "domain", field5 = "length", field6 = "address"
');
mysql_close($cid);
?>
and my form:
Code:
<form action="db.php" method="post" enctype="multipart/form-data" name="domains" target="_self" class="bodytext" id="domains">
<table width="525" border="0">
<tr>
<td>First Name:</td>
<td><input type="text" name="fname" /></td>
</tr>
<tr>
<td>Last Name:</td>
<td><input type="text" name="lname" /></td>
</tr>
<tr>
<td>Email Address:</td>
<td><input type="text" name="email" /></td>
</tr>
<tr>
<td>Domain Name:</td>
<td><input type="text" name="domain" /></td>
</tr>
<tr>
<td><p>Registration Years:</p>
</td>
<td><input type="text" name="length" /></td>
</tr>
<tr>
<td valign="top">Mailing Address:</td>
<td><textarea name="address" cols="40" rows="5"></textarea></td>
</tr>
</table>
<p>* - All Fields Required</p>
<p>
<input type="submit" name="Submit" value="Submit" />
<input type="reset" name="Reset" value="Reset" />
</p>
</form>