All I can say is, if that were real, that guy must be the unluckiest dude in the world, because he will never be able to penetrate anyone in the mouth or vagina even if they DO want it...
From what I dug up with the magic of google, it was to promote the film "Hostel 2". As you said, the SFX guys from the "Chronicles of Narnia" and "The Island" made it for him for the shoot.