Originally Posted by
cyclist2000
at this stage I would take the chain to the LBS and get a masterlink or powerlink for the chain, then remove the one link on the end that is the outer link then connect the chain with the masterlink.
+1
This is by far the best advice.
Then get a chain tool and next time don't push the pin all the way out. Some lessons are more expensive than others. This is a relatively cheap one.