While many consider the Reality or Soul Stone one of the most potent Infinity Stones in the Marvel Cinematic Universe, the Time Stone has proven the most beneficial and present in more battles than almost any other stone. One thing that's never been established, especially as Time Travel becomes more prevalent with Loki Season 2 in motion, is how long the sorcerers had the Time Stone in the Eye of Agamotto.
Source：https://www.cbr.com/mcu-sorcerers-time-stone/
