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_30129 ( "Round" real, "Date" text, "Grand Prix" text, "Circuit" text, "MotoGP winner" text, "Moto2 winner" text, "Moto3 winner" text, "Report" text )

### Question ###
Name the total number of moto2 winners for laguna seca

### Accurate SQL ###

SELECT COUNT("Moto2 winner") FROM table_30129 WHERE "Circuit" = 'Laguna Seca'