SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkRJbXNlSFRxZ3I0ZjZwSHlXT1Q0Rmc9PSIsInZhbHVlIjoiajUzbStiQlN5bGhMNTFIWW5yeFpNdz09IiwibWFjIjoiNTM2OWQxZjI0YzE5YzQ1MWZhNTQyNGFkOWExNmJkZDFkZTljMDk4YTkyODA5MTdlMTBhYzQ2MjI2MTNhOTI5YSIsInRhZyI6IiJ9 limit 1)