MediaWiki internal error.

Original exception: [66c1ba48e4e1e6c6829d6f15] 2024-03-28 13:29:42: 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.