MediaWiki internal error.

Original exception: [721e3a39d315ed81b8b104d5] 2024-03-28 09:06:54: 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.