mysql_real_query(): UPDATE `players` SET `exphist7`=players.exphist6, `exphist6`=players.exphist5, `exphist5`=players.exphist4, `exphist4`=players.exphist3, `exphist3`=players.exphist2, `exphist2`=players.exphist1, `exphist1`=players.experience-players.exphist_lastexp, `exphist_lastexp`=players.experience; - MYSQL ERROR: Unknown column 'exphist7' in 'field list' (1054