Your eyes may be too tired which cause the burning symptom. Or your eyes get the invisible bacterium which causes the eye infection. You should use the eyed drops with anti-inflammation to make the eyes get comfortable and moisture. You could also come back home and do the warm compress to reduce the burning symptom and make the eyes feel comfortable.
Ok, It sounds like there are some problems with your eyes. Burning eyes, which could be seen as a sign of health problems, is very popular among middle aged people, its main reason is lack of sleep among them, and maybe bad use of eyes and a lack of healthy diet. You can fix your problem by taking notice of your problems, and maybe consult a doctor could be helpful. Most importantly, good rest and healthy foods are essential for you.
First of all, you need to know if your eyes burn in other circumstances. For instance, your eyes also burn in strong sunlight. If so, you may be sensitive to the sunlight. Otherwise, there may be something that you are allergic to in the car. As a result of allergy, your eyes burn every time you drive.