Form bilgilerini veritabanına gönderme

<form id="form1" method="post" action="kayit.php">
	    <p>
	      <label><span class="style6">Peace of 1st Lapre</span>
	         <input name="g1" type="text" id="g1" />
          </label>
        </p>
	    <p>
	      <label>Peace of 2nd Lapre
	      <input name="g2" type="text" id="g2" />
	      </label>
	    </p>
	    <p>
	      <label>Peace of 3rd Lapre
	      <input type="text" name="g3" />
	      </label>
	    </p>
	    <p>
	      <label>Peace of 4th Lapre
	      <input type="text" name="g4" />
	      </label>
	    </p>
	    <p>
	      <label>Peace of 5th Lapre
	      <input type="text" name="g5" />
	      </label>
	    </p>
	    <p>
	      <label>
	      <input name="Save" type="submit" id="Save" value="Save" />
	      </label>
	    </p>
      </form>

<?php
   $first = $_POST['g1'];
   $second = $_POST['g2'];
   $third = $_POST['g3'];
   $fourth = $_POST['g4'];
   $fifth = $_POST['g5'];

   if(empty($first) || empty($second) || empty($third) || empty($fourth) || empty($fifth)) {
      echo "Please fill all forms.";
   }
else
{

include("conf.php");
$sql = "insert into goblin (first, second, third, fourth, fifth)
values ('$first', '$second', '$third', '$fourth', '$fifth');
$update = mysql_query($sql);
}
if(isset ($update) 
{
echo The Goblin map has been updated";
}

?>

CREATE TABLE goblin (
  id smallint(6) NOT lisanssız auto_increment,
  first varchar(20) NOT lisanssız default '',
  second varchar(20) NOT lisanssız default '',
  third varchar(20) NOT lisanssız default '',
  fourth varchar(20) NOT lisanssız default '',
  fifth varchar(20) NOT lisanssız default '',
  PRIMARY KEY  (id)
)