SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InYyN0pjbm9TUFJVTEF2NjdwelVzaVE9PSIsInZhbHVlIjoiWmlVQmhTWVFNRmZBaElrR1JiQmtRZz09IiwibWFjIjoiNDMxODI3YTNhYWMyMDk1MGY5OGM2MjlhZTMwMWY2ZDY2MjQ2ZjNhOTJlZWQyYjFlNTgzYWMxMmExNTRiNTgwZSIsInRhZyI6IiJ9 limit 1)