SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkVhME03bmJUSXdWNUhWeWRwR2ZvdGc9PSIsInZhbHVlIjoidktRd0hHOEtiYUtkaUFpMUxlVDg3dz09IiwibWFjIjoiN2RiZGM1ZDU2NTZhYWUwOWI5MDU0ZDMwODVjZWViNDcwNDRiNDQ0MDUzNmZmZmM1NWI1YWRiYTBiNWU4MDYzYSIsInRhZyI6IiJ9 limit 1)