The ability loops while it is on, use the ability toggle button listed in the controls to turn it off.
First evolve your Killer Queen by using /stand evolve @s and then press Shift+X while Killer Queen is summoned to place a checkpoint, press Shift+X again or wait 1 Minecraft day for it to rewind to that point.
-Star Platinum and The World time-stop ability sometimes loops itself and cause my minecraft to not responding. -Also how do I activate bite the dust?