SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InQyclFjd0ZRaDFmcGk3VmVWLzBGR2c9PSIsInZhbHVlIjoicDhtaCtTaUdjZUZETEZtbkFvVUtFZz09IiwibWFjIjoiYTExYjI0MWU2ZDM0OGY4OWZkM2QzNDYxNDIyZDQ4YjhiYjk1Y2Y3MGU3MmI5Y2FkZThlZjcxNGUzODZhYzZhMCIsInRhZyI6IiJ9 limit 1)