SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InVZUW9lWk1JUGhiMmNYQkhlcThhVGc9PSIsInZhbHVlIjoiSzQ2VDUrNGk2alZaaEJVSklZL3JrUT09IiwibWFjIjoiMDMzYzNiNDBiZmI2ZjFlM2M3OTc4ZGIzOGIwOGNlMTcxNGMzMGQ5ZTc1ODNjMzQ3NDQ4ZmEzODk3MDA2Y2M2OSIsInRhZyI6IiJ9 limit 1)