SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6Ikg0ZHFlU2cyMWlQc0g2Yk1ZN0dxblE9PSIsInZhbHVlIjoiZ29TMjQ1d3BJWGEvWWVCNS9zbG1jdz09IiwibWFjIjoiY2M0ZjM0MTJkMzFlMDVmNGJjNDBhNDY4MWI2YTk2MWE2NThjM2Y2ZjM0Njg5MGJkYzAwOTQ4Yzc0NDhmNzY1NiIsInRhZyI6IiJ9 limit 1)