SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkhHUEFoSXl4WHVoV1YrTUVXd1dPNHc9PSIsInZhbHVlIjoiYVJBalZrQU9ENmFsUkZQVWU5M0t0dz09IiwibWFjIjoiNTUxOGE3ZGI0NGFmOGMyYzk0YzQyYThkM2UxNTUyY2FhZjU2YWZjYjJkNmE5ZGEzNjlhOTA0YTJkYTNiNTJjYSIsInRhZyI6IiJ9 limit 1)