SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlJ3MlgrekhMLytpdVRldkdrM0pPc2c9PSIsInZhbHVlIjoiNG54bHRKTWJDUHVidGRad1YzTU1OUT09IiwibWFjIjoiNGUyYjA0NTVkNTg3M2Y1OTBlNTMyZjU3Y2E2NjlmMzdkM2ZkYTU1NDAzNGZjZjcxY2JmOWY0MzZjYjA1YjVlNyIsInRhZyI6IiJ9 limit 1)