SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImZzU1BpSmJEdnAzS1c0ZmlrYmdyREE9PSIsInZhbHVlIjoiWkFaY0VzNVFEUkc3VklNU0p0dzZxZz09IiwibWFjIjoiYzU0MzhiNGIwMGFmZTM2Y2RhMjU0ZjBkMGFkZDQxMDZlNmZiODhiZTNiNTNhMGM0ZGQwOTRiM2ZhODEwNzBiNCIsInRhZyI6IiJ9 limit 1)