public function parseKey($key)
    {
        $keys = explode('.', $key);

        $keys = [implode(".", array_slice($keys, 0, -1)), $keys[count($keys) - 1]];

        $key = (new Collection($keys))->map(function ($part) {
            return '`'.$part.'`';
        })->implode('.');

        return DB::raw($key);
    }