SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImZ3QjFycTAvMTBYM2hld2NHQnY4MEE9PSIsInZhbHVlIjoicUxhWFJNcFZYNjNxSEtqSmVHbWRYUT09IiwibWFjIjoiYzQ3YTIxMzk3YTA0MzVjZTdlYmJiYTRmNmVlZGZlZmMxZjYzODQxYTE5OTZkMDgzMjZmODVlNjU5NjU4YmVjMCIsInRhZyI6IiJ9 limit 1)