CREATE TABLE table_name_18 (gold INT, total VARCHAR, bronze VARCHAR)

What is the sum of the golds of the nation with 5 total and less than 0 bronze medals?
SELECT SUM(gold) FROM table_name_18 WHERE total = 5 AND bronze < 0
SELECT SUM("gold") FROM "table_name_18" WHERE "bronze" < 0 AND "total" = 5