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_2175858_1 ( driver VARCHAR, laps VARCHAR, average_speed__mph_ VARCHAR )

### Question ###
How many drivers drove 300 laps at average speed of 103.594?

### Accurate SQL ###

SELECT COUNT(driver) FROM table_2175858_1 WHERE laps = "300" AND average_speed__mph_ = "103.594"