MediaWiki internal error.

Original exception: [4656879ae7dc5b8685e413f9] 2024-03-28 13:37:45: 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.