MediaWiki internal error.

Original exception: [6661b2fc85093538ba14811b] 2024-03-29 14:20:35: 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.