SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InAvY1hBd2J4SEIrQnlvMWNmVFhrZmc9PSIsInZhbHVlIjoidVM3ZWFzeWRnZzZFQ3dYVEQzWGhBUT09IiwibWFjIjoiMGY0ZDljNjUyNWZhZjc5YjUzYWU3NGNhODRmOGRiM2NmZTkyZTRmMzZkOThjZTBjNjljZjA1NGY4YTk1NDFmYiIsInRhZyI6IiJ9 limit 1)