A Database Error Occurred

Error Number: 1054

Unknown column 'conferences' in 'where clause'

SELECT id FROM accommodation WHERE approved = 1 AND (type = 19 OR type1 = 19) AND `conferences` = 1 AND (town LIKE 'Clovelly' OR village LIKE 'Clovelly' OR ((lat-51.0073<0.05 && lat-51.0073>-0.05) AND (lon--4.40157<0.05 && lon--4.40157>-0.05)))