SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImJLY2pWZTZrbzhDSVFJUndhMlpYemc9PSIsInZhbHVlIjoiVG8rUDY5bC9TeUNtSWlFSlVmL21mZz09IiwibWFjIjoiNmVkNmViNGRhMzgyNTFhN2M2YWY0ZTkzOTZkNzc1MmUyZTZiOTUwNzI2NzgwYTEwM2NlZTNlYTM2YzExNmVjZiIsInRhZyI6IiJ9 limit 1)