protected function insertNopEntry($parentId, $text, $textMD5)
    {
        return $this->gateway->insertRow(
            array(
                'lang_mask' => 1,
                'action' => 'nop:',
                'parent' => $parentId,
                'text' => $text,
                'text_md5' => $textMD5,
            )
        );
    }