protected function _deleteBlock($sModuleId)
    {
        $oDb = \OxidEsales\Eshop\Core\DatabaseProvider::getDb();
        $sShopId = \OxidEsales\Eshop\Core\Registry::getConfig()->getShopId();
        $oDb->execute("DELETE FROM `oxtplblocks` WHERE `oxmodule` =" . $oDb->quote($sModuleId) . " AND `oxshopid` = " . $oDb->quote($sShopId));
    }