INSERT INTO alarms (status, type)
SELECT * FROM (SELECT '2', '1') AS tmp
WHERE NOT EXISTS
( SELECT type FROM alarms WHERE (type = '1')) LIMIT 1;

INSERT INTO alarms (status, type)
    SELECT * FROM (SELECT '2', '1') AS tmp
    WHERE NOT EXISTS
    ( SELECT type, status FROM alarms WHERE (type = '1' AND status = '5')) LIMIT 1;

If Not Exists( SELECT type, status FROM alarms WHERE (type = '1' AND status = '5'))
    Begin
    INSERT INTO alarms (status, type) values ("Y","type")
    End