Not a problem!
I am sorry I can't be more helpful. Its stressful when you don't know what to do and acting promptly can be vital.
Have you tried a google search for birds in general who have exposed crops? I imagine that this is not an uncommon occurrence for our feathered friends.
When I was a child I looked after a Peaceful Dove who burst open its crop when it flew into the wall. The Dove healed up despite the fact that I likely never considered things like infection or gluing the crop together. It is also possible I have forgotten that I actually did take some sort of...