MediaWiki internal error.

Original exception: [254b61c4e30834a07b7711b9] 2024-03-28 18:27:35: 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.