SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjFyQityeGlMUkQ2bld3eDBLcXI3Znc9PSIsInZhbHVlIjoiRVhGc0V2aElvdnJmQ0JmTVRRUUZpZz09IiwibWFjIjoiMzg0ZjBlNGVmN2JmYzBlYWM1NTg4NGYyZDRhOGZiNTlhMTJmZGM3MTZmNzgwNTRiNWQ4ZTJkMzczYjgzMjExNyIsInRhZyI6IiJ9 limit 1)