SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InUvYXZ5Y0xQbW44WTY4R1NHektBeUE9PSIsInZhbHVlIjoidlgwWVBGVUg4eVFKTGI4YllsaWVtQT09IiwibWFjIjoiYmEzYjVlOWMxZTlkNmJmNDIwOGE3ZDkyNzM0ODU1M2M5YTk2NmYxY2IwMzA0YTdkNjI1MTg5NmRkYzJiNmYyYSIsInRhZyI6IiJ9 limit 1)