Rails 3.2 Postgres保存错误" ActiveRecord::StatementInvalid: PG:::Error: Error:语法错误，在位置5附近的'T'附近

My app has started throwing errors when I try to save a particular class to the database. I'm not sure exactly what caused this to start happening - I've been having all kinds of database issues for the last few days....My app has started throwing errors when I try t