vals = [["TEST1", 1], ["TEST2", 2]]
with connection.cursor() as cursor:
cursor.executemany("insert into test(prop, val) values (%s, %s)", vals )
connection.commit()
mysql> vyberte * z testu;
+----+-------+------+---------------------+
| id | prop | val | ts |
+----+-------+------+---------------------+
| 1 | TEST1 | 1 | 2017-05-19 09:46:16 |
| 2 | TEST2 | 2 | 2017-05-19 09:46:16 |
+----+-------+------+---------------------+