MediaWiki internal error.

Original exception: [a3c84f55c220f9bfb3c3ac0b] 2024-03-28 09:30:03: 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.