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_70 (class_es_ VARCHAR, circuit VARCHAR)

### Question ###
What are the classes for the circuit that has the Mazda Raceway Laguna Seca race.

### Accurate SQL ###

SELECT class_es_ FROM table_name_70 WHERE circuit = "mazda raceway laguna seca"