All so often this problem is because the date and time are incorrect. It could particularly have been such today because of clocks having gone back an hour.
Have you clicked to see what More information could be forthcoming to the message which you received.?
If you are certain a website's address is correct and it is one which you know can be trusted, there is unlikely to be any harm by clicking 'Continue to this website'. Consequently, I think it would be alright to Continue to the Lycos E/mail site. That way you might be able to E/mail Lycos and ask questions of the organisation.:-
http://info.lycos.com/about/contact-us