Discord oAuth stopped working

I am now getting this error, this randomly started happening at like 2 am, I do not know what to do.

Error

InternalOAuthError: Failed to obtain access token
    at Strategy.OAuth2Strategy._createOAuthError (/home/runner/markplek/node_modules/passport-oauth2/lib/strategy.js:408:17)
    at /home/runner/markplek/node_modules/passport-oauth2/lib/strategy.js:175:45
    at /home/runner/markplek/node_modules/oauth/lib/oauth2.js:191:18
    at passBackControl (/home/runner/markplek/node_modules/oauth/lib/oauth2.js:132:9)
    at IncomingMessage.<anonymous> (/home/runner/markplek/node_modules/oauth/lib/oauth2.js:157:7)
    at IncomingMessage.emit (events.js:326:22)
    at IncomingMessage.EventEmitter.emit (domain.js:483:12)
    at endReadableNT (_stream_readable.js:1241:12)
    at processTicksAndRejections (internal/process/task_queues.js:84:21)

App url: https://marketplace.gfcrblx.rocks