Grammar fix
choke up
be overcome with emotion
to become so emotional that you can hardly speak, usually from sadness or being moved
phrasal verbB2common
Hear it in context
Notice where the phrase sounds natural.
I got a bit choked up during the speech, I won't lie.
She choked up the moment she saw her old school photos.
Fix the pattern
One small grammar move makes it sound right.
Using it for literally being unable to breathe; here it means tearful.