Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_19255192_1 (fiscal_year INTEGER, total_vehicles VARCHAR)

### Question ###
What is the lowest fiscal year if total vehicles is 490?

### Accurate SQL ###

SELECT MIN(fiscal_year) FROM table_19255192_1 WHERE total_vehicles = 490