You should be getting the values from the Recordset, so it would be something like:
<?php
if ("" === "") {
$UpdateQuery = new WA_MySQLi_Query($mysqli2);
$UpdateQuery->Action = "update";
$UpdateQuery->Table = "adverts";
$UpdateQuery->bindColumn("advert_views", "i", "".($rsAdverts->getColumnVal('advert_views')+1) ."", "WA_DEFAULT");
$UpdateQuery->addFilter("advert_id", "=", "i", "".($rsAdverts->getColumnVal('advert_id')) ."");
$UpdateQuery->execute();
$UpdateGoTo = "";
if (function_exists("rel2abs")) $UpdateGoTo = $UpdateGoTo?rel2abs($UpdateGoTo,dirname(__FILE__)):"";
$UpdateQuery->redirect($UpdateGoTo);
}
?>