Get yourself some basic skills. Learn some scales and arpeggios then get along to a local jam session.
Don't worry about not being as good as the others, everyone will be encouraging and helpful. Be prepared to play outside your usual musical tastes. Have fun, join in and you'll learn a lot and meet people.
I went to a jam session while learning, met a drummer and arranged to meet for a jam and a year later, we've just been booked to support a pretty important band within our favourite genre