Daka scored what proved to be the winning goal for Salzburg 11 minutes into extra time to send his club into the next round.
Fredrik Gulbrandsen gave Salzburg a 1-0 lead in the 19th minute but Dominik Burusi equalised for Bruck/Leitha on 25 minutes.
Prior to Daka’s goal, Hannes Wolf had put Salzburg 2-1 up seven minutes into extra time.
Daka scored Zambia’s goal in their 1-0 win against Algeria in the second leg Group B FIFA World Cup Russia qualifiers in Constantine.
The win took Zambia to seven points, three points behind leaders Nigeria.
Zambia will be guests to the Super Eagles in Uyo on October 7 on matchday five.