SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImR4ZlZNWjBESkExQTlkMG5HZzJaamc9PSIsInZhbHVlIjoiQmhMZkUyeEtadW1BbFlCdFhoYVVzQT09IiwibWFjIjoiMTAwNTIzZDBiOTRmNmUwZDNlMjhkNDYzN2UzNjNhZDY3M2IxNTdmMjY3NjNlN2Q2ZTAyMjI0OWFhOGQ3YjM5MCIsInRhZyI6IiJ9 limit 1)