SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6Ik02cDZ2L3dPbmNUeG8wcDhYQ21HN1E9PSIsInZhbHVlIjoiUTI3U2U0a1J0czgvZUs1TFlxMmFNZz09IiwibWFjIjoiYzJiMGZlZjBiYTRlMGIzNGQxY2E2NmI1YzIxMGJjNzA4ZDg0NTVmY2Y0ODI0MmNhNTljNjZkODFiNzU5OTQ4NSIsInRhZyI6IiJ9 limit 1)