SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InRLMVJvbDc5ZTFzQzBmZFovZC8xYlE9PSIsInZhbHVlIjoiM29oZWRYeFVrcFpTbEd5N3BSZWtZZz09IiwibWFjIjoiMWJiYTI0NmExNTBhNDgzNDhmY2Y4ZDQxYzg0NzlkOTE5ZTNlM2MxZDcxZmM1YTFjODFiYzEzNTJlMWNmYTI0NCIsInRhZyI6IiJ9 limit 1)