SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjQ2dDd1dTVNT3lXRkF0ZlM2NDdGNmc9PSIsInZhbHVlIjoiV3FHcStsUkJlQ1VQVVZ3Mlp2NjhZUT09IiwibWFjIjoiZWI0OGQ5ZDgyZDQxYjM4ZmExNWVlZmFiNGY0YTI3MDI5OGQ4YWVlNWFkOTcyNTlmZTlkMzgwZTY3MjI3NWEwMyIsInRhZyI6IiJ9 limit 1)