Ошибка установки русского языка XenForo

Недавно, я установил CMS xenForo. Потом, я попытался установить русский язык на этот движок, но у меня появилась ошибка:

XF\Db\Exception: MySQL query error [1205]: Lock wait timeout exceeded; try restarting transaction in src/XF/Db/AbstractStatement.php at line 230
XF\Db\AbstractStatement->getException() in src/XF/Db/Mysqli/Statement.php at line 198
XF\Db\Mysqli\Statement->getException() in src/XF/Db/Mysqli/Statement.php at line 79
XF\Db\Mysqli\Statement->execute() in src/XF/Db/AbstractAdapter.php at line 96
XF\Db\AbstractAdapter->query() in src/XF/Db/AbstractAdapter.php at line 291
XF\Db\AbstractAdapter->delete() in src/XF/Service/Phrase/Rebuild.php at line 39
XF\Service\Phrase\Rebuild->rebuildFullPhraseMap() in src/XF/Entity/Language.php at line 99
XF\Entity\Language->_postSave() in src/XF/Mvc/Entity/Entity.php at line 1270
XF\Mvc\Entity\Entity->save() in src/XF/Service/Language/Import.php at line 160
XF\Service\Language\Import->getTargetLanguage() in src/XF/Service/Language/Import.php at line 119
XF\Service\Language\Import->importFromXml() in src/XF/Admin/Controller/Language.php at line 325
XF\Admin\Controller\Language->actionImport() in src/XF/Mvc/Dispatcher.php at line 352
XF\Mvc\Dispatcher->dispatchClass() in src/XF/Mvc/Dispatcher.php at line 259
XF\Mvc\Dispatcher->dispatchFromMatch() in src/XF/Mvc/Dispatcher.php at line 115
XF\Mvc\Dispatcher->dispatchLoop() in src/XF/Mvc/Dispatcher.php at line 57
XF\Mvc\Dispatcher->run() in src/XF/App.php at line 2352
XF\App->run() in src/XF.php at line 524
XF::runApp() in admin.php at line 13

Request state

/www/forum/src/XF/Debugger.php:44:
array(4) {
  'url' =>
  string(27) "/admin.php?languages/import"
  'referrer' =>
  string(54) "https://forum.domain.ru/admin.php?languages/import"
  '_GET' =>
  array(1) {
    'languages/import' =>
    string(0) ""
  }
  '_POST' =>
  array(6) {
    '_xfToken' =>
    string(8) "********"
    'target' =>
    string(3) "new"
    'parent_language_id' =>
    string(0) ""
    '_xfRequestUri' =>
    string(27) "/admin.php?languages/import"
    '_xfWithData' =>
    string(1) "1"
    '_xfResponseType' =>
    string(4) "json"
  }
}

Система: Ubuntu 20 PHP: 7.4

Как исправить эту ошибку?