An Error Was Encountered

Error Number: 1690

BIGINT UNSIGNED value is out of range in '(`terra`.`items`.`price` - 800)'

SELECT * FROM `items`,`items_t1` WHERE `items`.`id`=`items_t1`.`id_item` AND (`items`.`id`!=687) AND (`items_t1`.`target`=3 AND ((`items_t1`.`target`!=4 AND `items_t1`.`undtarget`=0) OR (`items_t1`.`target`=4 AND `items_t1`.`undtarget_other`=''))) AND (`items`.`region`=9 AND ((`items`.`region`=9 AND `items`.`undregion`=13) OR (`items`.`region`!=9 AND `items`.`undregion_other`=''))) AND (`items`.`city_name`='Калиновка') ORDER BY ABS(`items_t1`.`kpp_distance`-30) ASC,ABS(`items`.`price`-800) ASC,ABS(`items_t1`.`size_area`-0.1) ASC,`items`.`id` DESC LIMIT 20