Error Number: 1305

FUNCTION christch_1.ccdurham_REPLACE does not exist

SELECT `ID`, `Title` FROM (`ccdurham_Pages`) WHERE `Pages_ID` = '' AND `Deleted` = '0000-00-00 00:00:00' AND ccdurham_REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE( REPLACE(Title ,'&','-') ,'"','') , '?', '') ,'\'','') ,'!','') ,',','') ,':','') ,'(','') ,')','') ,']','') ,'[','') ,' - ',' ') ,'-',' ') ,'/','') LIKE 'robots.txt'