array(4 items)
   caller => 'TYPO3\CMS\Core\Database\DatabaseConnection::exec_INSERTquery' (60 chars)
   ERROR => 'Duplicate entry 'f4237e3ca71611a961fcbd8fbb3e496b' for key 'email_uuid'' (71 chars)
   lastBuiltQuery => 'INSERT INTO tx_hkunsubscribe_gone (pid,crdate,tstamp,email,ip,uuid) VALUES (
      '155','1771351884','1771351884','','18.97.14.85','f4237e3ca71611a961fcbd8fbb
      3e496b')' (160 chars)
   debug_backtrace => '{closure}#34 // TYPO3\CMS\Frontend\Http\Application->run#33 // TYPO3\CMS\Cor
      e\Core\Bootstrap->handleRequest#78 // TYPO3\CMS\Frontend\Http\RequestHandler
      ->handleRequest#311 // TYPO3\CMS\Frontend\Controller\TypoScriptFrontendContr
      oller->INTincScript#232 // TYPO3\CMS\Frontend\Controller\TypoScriptFrontendC
      ontroller->recursivelyReplaceIntPlaceholdersInContent#3490 // TYPO3\CMS\Fron
      tend\Controller\TypoScriptFrontendController->INTincScript_process#3524 // T
      YPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle#3579 //
       TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render#859 // TYPO3
      \CMS\Frontend\ContentObject\UserContentObject->render#943 // TYPO3\CMS\Front
      end\ContentObject\ContentObjectRenderer->callUserFunction#40 // call_user_fu
      nc_array#7322 // tx_hkunsubscribe_pi1->main# // TYPO3\CMS\Core\Database\Data
      baseConnection->exec_INSERTquery#116 // TYPO3\CMS\Core\Database\DatabaseConn
      ection->debug#223' (929 chars)