Circumvention: doing it manually (didn't notice that it actually works!!!) by appending &t=185s to the URL. In this case it starts at 3:05
you can also do &t=3m5s
Another syntax works
&start=4m2s
the end attribute works as well &start=1m1s&end=2m2s
Most helpful comment
you can also do &t=3m5s