SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImI1SDF6Q29qbWtRM28xRFpZOG5DNnc9PSIsInZhbHVlIjoiZ3pYQlFoYVdKUk9hdmFPb0NyT01qUT09IiwibWFjIjoiMDZmNzJhNDBlZGJjMjYyNGJiYmQzOWQ0NDczMDJlYjEwNjk1ZTc0NjYyNjUxNzU2Mjk5ZmQyNzBmY2U0NDFjMiIsInRhZyI6IiJ9 limit 1)