In my opinion, I would say not to. Maybe on a second or third date once you've already met him in real life and have an idea of how well you click offline, but on the first date it might be a bit forward or awkward.
Yep. What she ^^^ said.
That's just one opinion, though, and I don't know the exact nature of your relationship/communication with him. That's very sweet of you, I hope it goes well for you!