MediaWiki internal error.

Original exception: [9620f4e19242a6d7758b28b5] 2024-03-28 13:58:28: 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.