SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjZMMUtjRGhkM0xYWTdTVHo1eE1uS2c9PSIsInZhbHVlIjoicVBtb3ZOWHg4QzRXMklSME1SZkluZz09IiwibWFjIjoiYjI2MjhjYjYyOGUyMDIzZTA4ZjExYTg2ZjlmNzI4ZTJkZWIzMzMwNDkxNGU2ZjRhOWNkOGQyZGM4MjA3YzJhMCIsInRhZyI6IiJ9 limit 1)