SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkJ6VGFtRUUxVjIyaFJKdnAxQjR3VFE9PSIsInZhbHVlIjoibTRxdWFHaExIUzI1aUxWMzgrK1pJUT09IiwibWFjIjoiMGNiNzEyZjA2M2RmM2Y4YjBkOGRlMzEzNTg0MDFmMDAwNzk0NzFmNjk4OTE5ZmI0Y2ZkMGQ2ZmRjNzE1YTk0MyIsInRhZyI6IiJ9 limit 1)