SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InJ2WnV1YVJ1ZE9ndjRFSnA3RWtJYVE9PSIsInZhbHVlIjoiejJ4WlMrUHJ4T3VyWURWZHhuQ2NVQT09IiwibWFjIjoiOTQ1MWY3NDdkMDkyNTIzZmQyZTI3NmQ2NGY2NTc2YmYwMDYxZGRjNzMwZThkNDM2NGQwYTY2YmY1M2MzMmZjOCIsInRhZyI6IiJ9 limit 1)