cannot delete spam comments

Or if I can it takes AGES to be deleted.

Hello, @kjmecklenfeld

Thank you for your request.

Please, send us any database or php logs if there are any lines about cleantalk.
Give us information about your environment, as well.

If you don’t want to show this information publicly you can do it privately via our support ticket system: https://cleantalk.org/my/support/open

Write back any time.

Best regards.