public function insert($table, $params = array())
    {
        $sql = "INSERT INTO `$table` SET `". join('` = ?,`', array_keys($params)) ."` = ?";

        $stmt = $this->prepare($sql);

        $result = $stmt->execute(array_values($params));

        $this->log($sql, array_values($params));
        if ($result) {
            return $this->handler()->lastInsertId();
        } else {
            return false;
        }
    }