California gas prices are at record highs.Li Jianguo/Xinhua via Getty Images The Sacramento Police Department offered $50 gas gift cards to people who turned in their guns. The "Gas for Guns" program was slated to run for five hours, but it ran out of gift cards in 45 minutes. Gas prices in California are above $6 a gallon. Gas prices in California have gotten so expensive that the Sacramento Police Department ran out of $50 gas gift cards almost four hours ahead of time in a gun buyback program.The police department ran the "Gas for Guns" program on Saturday, attracting more than 100 people to turn in 134 firearms, it said in a Sunday press release.