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_name_90 (burglary INTEGER, forcible_rape VARCHAR, motor_vehicle_theft VARCHAR)

### Question ###
What is the smallest rate of burglary when forcible rape is 39.1 and motor vehicle theft is less than 568.8?

### Accurate SQL ###

SELECT MIN(burglary) FROM table_name_90 WHERE forcible_rape = "39.1" AND motor_vehicle_theft < 568.8