MediaWiki internal error.

Original exception: [8703f936f0641bb5482e2cd1] 2024-03-29 07:01:58: 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.