I realize now that it would be nicer to see the clock in the video so I went back to record it again. I also managed to find something small that I missed before in the route. My time is now 330, and I'll await the judges' decision whether to still accept this score a little late or not.
http://youtu.be/iF0Bfai7VkA
http://youtu.be/iF0Bfai7VkA