SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkFtUFJ4VDhqM3JNd05FaWVJOStudWc9PSIsInZhbHVlIjoiSzA2ZnBvQ0diRWNhWCtCWXB5YUhNUT09IiwibWFjIjoiMWY3ZDdjMGZmMDhmNjYyYTUwYzJjYmJkMGRjMzk3NWI0ZDI5YWY0YTkwZjI1YTVlNDk4MjkxNDYxN2RhZWQ4ZSIsInRhZyI6IiJ9 limit 1)