For the second time this month, an inmate has escaped from a minimum-security prison in Warren.Officials are looking for 26-year-old Clifford Perkins of Old Orchard Beach. He was last seen at the Bolduc Correctional Facility at about 9 pm Saturday.Perkins was serving time for burglary and was due for release in 2011. He’s described as 5 feet 7 inches tall, 140 pounds with brown hair and brown eyes. Officials said he has a scorpion tattoo on his left arm.Two other inmates escaped from the Bolduc facility early this month. They were on the run for six days before being captured in Rhode Island.