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_79 (lost INTEGER, team VARCHAR, goals_against VARCHAR)

### Question ###
What is the average Lost for Team Matlock Town when the Goals Against is higher than 66?

### Accurate SQL ###

SELECT AVG(lost) FROM table_name_79 WHERE team = "matlock town" AND goals_against > 66