protected function _runQueries()
    {
        $oDb = \OxidEsales\Eshop\Core\DatabaseProvider::getDb();
        $aQueries = $this->getQueries();
        $bSuccess = true;
        foreach ($aQueries as $sQuery) {
            try {
                $oDb->execute($sQuery);
            } catch (\OxidEsales\Eshop\Core\Exception\StandardException $exception) {
                \OxidEsales\Eshop\Core\Registry::getLogger()->error($exception->getMessage(), [$exception]);
                $bSuccess = false;
            }
        }

        return $bSuccess;
    }