Preheat oven to 300°.
Sprinkle crumbs into bottom and halfway up sides of a 9-inch springform pan coated with cooking spray.
Combine cheeses in a food processor; process 2 minutes or until smooth. Add brown sugar and next 6 ingredients (brown sugar through egg whites); process just until blended. Pour half of batter into prepared pan. Drizzle with 2 tablespoons syrup; sprinkle with half of chopped candy bar. Pour remaining batter into pan; drizzle with 2 tablespoons syrup. Bake at 300° for 50 minutes. Sprinkle with remaining chopped candy bar; bake 10 minutes or until almost set. Turn oven off; let cheesecake stand for 1 hour in oven with door closed. Remove cheesecake from oven; cool to room temperature. Cover and chill at least 8 hours.