cockatiel behaviour

Literally made an account here cuz I'm loosing my mind at this point. My Cockatiel won't stop laying eggs (I'm gonna refer to him as a "he" cuz it was a suprise when he started laying eggs and im used to it as well as he reacts to it) He first started two years ago, when i found a single egg...

Hello guys :) hope you having a goodday, i was wondering why is my baby girl doing the behaviour in the video i attached? I cant really understand what is she doing, if she is in pain or maybe hormonal or smth? Thanks for reading parrotlovers