Earlier quoted context omitted.
They do pay higher premiums but that might not be enough to pay for a claim. The economics are often such that you price low risk drivers to subsidize higher risk drivers if realistically pricing the high risk drivers is not economical, i.e. would lead to losing business. It's a balance.
As another commenter pointed out, if insurance companies had a crystal ball and could perfectly predict each customer's probably of having an accident, and charged them an individualized rate based on future payouts, then we would not need insurance. You could just put those premiums in a savings account and pay for the accident(s) when they happen. The whole point of insurance is it's a shared risk pool. Arguments l…
But, if the expected time to an insurance payout for a good driver is longer than their life time, then good drivers will never have enough money in their account to cover an accident that occurs.