SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlI2RWtGWkFOYzVhSXpNM3hORTlhbXc9PSIsInZhbHVlIjoic3RyaUNDWGxFbkxqTjIrSk1JR2psdz09IiwibWFjIjoiOWYwZDEyZjk3NGQ4YTc2MmE0ODY0MTJmYjlmMzVmNzY3NGYyMGY0NzU4MWI3NGNjNjgzMzU2N2ZlYmExYzY2ZCIsInRhZyI6IiJ9 limit 1)