SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImV5TDVkbmNvL0ExZVpKTFNBbGhRdXc9PSIsInZhbHVlIjoieHFLRHAvYWJkcllpZW1yZmZQZm5qQT09IiwibWFjIjoiY2NkNWYwZTMyMGM5YzE2YjA4MDMwZTg5NDkyMDg0ZWNiZjQzOTg0MWUxZDBiN2M5MzQxM2NkNTk1OTg4NjVlMiIsInRhZyI6IiJ9 limit 1)