Join Date: Aug 2011
Location: Sydney, Australia and Stockholm, Sweden
Programs: VA Platinum, SQ Gold, TK Gold, Hhonors Gold, Accor Diamond, Bonvoy Gold, Radisson Premium
Posts: 1,144
QR doesn't use the SK checkin. They have their own and they open 3 hours (If I remember correctly) before the flights. So I think you might be out of luck there. The lockers might work best for your needs.