public function newValues($nameParams, $val)
    {
        // store value buffer data
        if (count($this->_lastInsertValues) > 0) {
            $this->_insertValues[] = $this->_lastInsertValues;
        }

        // set new value in insert buffer
        $this->_lastInsertValues = array($nameParams => $val);

        return $this;
    }