Unmaintained RSS feed problem

[Wolf Knight]

Hello, everyone, I hope all are well.
I am trying to use the RSS feed post in my forum, and after finishing the steps and requesting the "import now," I got this error message:

XF\Db\Exception: MySQL query error [1406]: Data too long for column 'unique_id' at row 1 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 220
XF\Db\AbstractAdapter->insert() in src/XF/Mvc/Entity/Entity.php at line 1526
XF\Mvc\Entity\Entity->_saveToSource() in src/XF/Mvc/Entity/Entity.php at line 1258
XF\Mvc\Entity\Entity->save() in src/XF/Service/Feed/Feeder.php at line 202
XF\Service\Feed\Feeder->logEntry() in src/XF/Service/Feed/Feeder.php at line 139
XF\Service\Feed\Feeder->XF\Service\Feed\{closure}() in src/XF.php at line 625
XF::asVisitor() in src/XF/Service/Feed/Feeder.php at line 148
XF\Service\Feed\Feeder->importEntry() in src/XF/Service/Feed/Feeder.php at line 113
XF\Service\Feed\Feeder->importEntries() in src/XF/Admin/Controller/Feed.php at line 219
XF\Admin\Controller\Feed->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 2487
XF\App->run() in src/XF.php at line 524
XF::runApp() in admin.php at line 13

Do you have any idea about this error and how I can solve it?
Thank you.