fix stupid bug where all new sites would have same start_time
fix stupid bug where all new sites would have same start_time

nlevitt/brozzler,nlevitt/brozzler,internetarchive/brozzler,nlevitt/brozzler,nlevitt/brozzler,nlevitt/brozzler,internetarchive/brozzler,internetarchive/brozzler,internetarchive/brozzler