How long for planned?

Candace • BFP 2/24/2015 MC 4/11/2015 | Rainbow BFP 3/21/2016 EDD 11/24/2016 It's a boy!! Christian Alan born 11/24/2016 | BFP 4/22/2019

I had an unplanned c-section with my first. This time around I’m having a planned c-section. How long did your planned c-section take? Just curious on how long I can expect to be in the OR. Thanks in advance!