<?
$uks="TRP";
$db_name="*******";
$table="door_type";
$host="localhost";
$user="*******";
$pass="*******";
$link = mysql_connect($host,$user,$pass);
$db = mysql_select_db($db_name,$link);
$result = mysql_db_query("SELECT price FROM door_type WHERE name=\"$uks\";",$link);
mysql_fetch_array($result);
echo $row["price"];
mysql_free_result($result);
mysql_close($link);
?>

никакого значение не возвращает