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_87 ( goals INTEGER, games VARCHAR, debut_year VARCHAR )

### Question ###
Which Goals have Games of 51, and a Debut year smaller than 1992?

### Accurate SQL ###

SELECT MIN(goals) FROM table_name_87 WHERE games = 51 AND debut_year < 1992