Preheat the oven to 325°F (160°C).
Prepare the crust by mixing crushed sugar cookies and melted butter in a bowl.
Press the crust mixture into the bottom of a springform pan.
Bake the crust for 10 minutes and let it cool.
In a mixing bowl, beat the softened cream cheese on medium speed until smooth.
Gradually add sugar and mix until well combined.
Blend in the vanilla extract and eggs, one at a time.
Mix in the sour cream and flour until just combined.
Pour the filling over the cooled crust.
Bake the cheesecake for about 60 minutes.
Turn off the oven and leave the cheesecake inside for 1 hour.
Remove from the oven and let it cool completely before refrigerating.
Chill the cheesecake in the refrigerator for at least 4 hours, preferably overnight.
Top with whipped cream and sprinkles before serving.