SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImRtZFpMVCsvTkVSOS8wNHRqZE5jYnc9PSIsInZhbHVlIjoia0NaN1BhR3FGRjNMM09xM2xQWnNwQT09IiwibWFjIjoiM2VhZTlhYjViYzk4OTJlZGFlYjAzZTQyYmU2NGVlYzI3Y2ZkYjAwN2VjOGYxNzc3ODVkZDY5OGIzZjJiZDJkNyIsInRhZyI6IiJ9 limit 1)