Protecting your privacy on your device is important but it can get annoying especially if you have a very short timeout to extend your battery life.
You can alleviate this life’s little annoyance by adding trusted devices and/or locations to your lock settings e.g. when driving or at home.
To do this, go to settings:
This way I do not have to unlock my phone when at home or when my device is connected to my headset and/or my car