I noticed this in logs recently it's happening on labstest2001 once per minute, maybe a cron job?
[{exception_id}] {exception_url} JobQueueError from line 827 of /srv/mediawiki/php-1.32.0-wmf.18/includes/jobqueue/JobQueueDB.php: Wikimedia\Rdbms\DBQueryError: A database query error has occurred. Did you forget to run your application's database schemema updater after upgrading? Error: 1290 The MariaDB server is running with the --read-only option so it cannot execute this statement