SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6Ink4MDI4R0tUa29FY25wM1ZTaU1QWkE9PSIsInZhbHVlIjoiZFNpOExaRTU1b1hHQ1RCVHkvcTdlUT09IiwibWFjIjoiZGM2NGJlYWFjZjJiZWQ4MjVlMGE5MDcxMzgxNGE0NTc3OTBkYzZkMTk3OGI2ZmY4YTMxNmIyN2JjM2FhYjNjYyIsInRhZyI6IiJ9 limit 1)