[RSS Feed/News] Server error log Deadlock found when trying to get lock; try restarting transaction

[XenForo]

Does anyone know what might cause this:

Code:

XF\Db\DeadlockException: Error rendering widget: MySQL query error [1213]: Deadlock found when trying to get lock; try restarting transaction src/XF/Db/AbstractStatement.php:230
Generated by: Unknown account Sep 22, 2021 at 11:55 PM
Stack trace
INSERT  INTO `xf_job` (`execute_class`, `execute_data`, `unique_key`, `manual_execute`, `trigger_date`) VALUES (?, ?, ?, ?, ?) ON DUPLICATE KEY UPDATE
            execute_class = VALUES(execute_class)...

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