May be you are focusing on the wrong question? Instead of asking ‘how do I turn it off?’, you may want to ask ‘how do I NOT act on my desires?’
I don’t think any of us can ‘turn off’ those triggers yet we sure can try to stop entertaining those feelings so that we do not act on them.
You aren’t crazy. You cannot be at fault for how you feel. But please be very careful with your actions as they will impact far more people than yourself.
We are here if you need to talk