It is really difficult to trust other people especially if you had a bad past. But we can't do anything about that. It is called reality and it does hurt. All we have to do and stand up and move on with our life.
If you have problems of making your connection interesting, I think you should have a web camera in that way you could spic up and try new things online.
And oh, don't close your doors to other people and if you like this guy, have faith in him.