SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImthRUVoTHdLNzM1MXZRNHJGazBvZlE9PSIsInZhbHVlIjoiQ1dSTUpBc2syVVJkTWdkd2NtWTU0QT09IiwibWFjIjoiYjM5ZDAxNDAyNDk3YmEyYzcxNThiNTExNjJlZGE2YTA1ZWVlOWY0NzE1NDVmZjZjYTJjNjAwODY4MTc1MzZkNiIsInRhZyI6IiJ9 limit 1)