SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImtGejc2b01lTFhPdFhnaUk1dGk1bFE9PSIsInZhbHVlIjoiZGd1VlplQUNObDhPMXNRRDAvQnYvdz09IiwibWFjIjoiYTFjYzBkMWQ0NjEwZjBlMThjOWY1YzgzNjc1Y2M1NmYxNTIyZmEzODE1YTU2M2M0M2I5YTMwNjYyNDU2NDA3NyIsInRhZyI6IiJ9 limit 1)