My guy, the clock did not glitch, we live in a country with one of the world's worst internet
Bullet clock glitched

I was playing a bullet game and my opponent's clock went down to zero, and then he played a move and I he gained 0.7 seconds somehow, his clock again went down to zero but still made a move somehow and I lost one time
https://support.chess.com/article/423-why-did-the-clock-times-suddenly-change-the-clocks-seem-broken
I was playing a bullet game and my opponent's clock went down to zero, and then he played a move and I he gained 0.7 seconds somehow, his clock again went down to zero but still made a move somehow and I lost one time