SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6Ijc2NDdzRzkrbWpiZ2ZraEE3cUcyUWc9PSIsInZhbHVlIjoib1JUSVMybnNMdS96eGpUbVJNdDFOZz09IiwibWFjIjoiMTlkYWI0Y2U3OTViM2RhOWQzZGMyMTZkZjU3MWRiZDFjMDJmYmNjMjhhZTU5Yjc1M2FjNDcwMTI4YTc4NTRmNiIsInRhZyI6IiJ9 limit 1)