insertar datos a base de datos

def insert_data_to_db(data):
  connection_string = "dbname=my_db user=postgres password=password"
  connection = psycopg2.connect(connection_string)
  cursor = connection.cursor()
  sql_string = "INSERT INTO my_table (data) VALUES (%s)"
  cursor.execute(sql_string, (data,))
  connection.commit()
  connection.close()