SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkFHd2Rzc1JTcG5CY3ZPbGF2M0xuc2c9PSIsInZhbHVlIjoiYXFvZHNRZ2Z5ejQxdGhqK1BHV2RQUT09IiwibWFjIjoiNjkyM2FjZDUzYWY2ODQ4MGY0MWRlOWZjOTJmYjQ0ZjkzZjFmNGRmNjVkZTMyNDdlYmQ4M2I0MjZhNDlkYWU4NSIsInRhZyI6IiJ9 limit 1)