MediaWiki internal error.

Original exception: [0521fd9e26fa9fa299e560e3] 2024-03-29 02:00:26: Fatal exception of type "Wikimedia\Rdbms\DBQueryError"

Exception caught inside exception handler.

Set $wgShowExceptionDetails = true; and $wgShowDBErrorBacktrace = true; at the bottom of LocalSettings.php to show detailed debugging information.