SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6Ikk0ZFlIL1dOMVlJbGdvMVlBOGJtTkE9PSIsInZhbHVlIjoiQ2hMc2VldHlxbFJLR1BhV1Y4Tk5CQT09IiwibWFjIjoiNzBiOTIyZDRkMjM2NjgxNzAwZTRhYTcxNTlmY2M0MmZmOThjZjIzYWQ2ZWY2NDlmMWM1YmZkYjk2MjkwM2ZjOCIsInRhZyI6IiJ9 limit 1)