Ot only should you accept it, you should expedite the process even further by submitting your SSN or equivalent, bank routing numbers, and a photocopy of a blank check, so they ha e multiple means to give tou that sweet bonus.
Not an expert. I've read that the scammers deliberately use 'obvious' scams because they don't want to waste time with people who will catch on. They want the confused seniors or recent immigrants who can't speak the language.