INSERT INTO periods
  (game, period_type, period_length)
VALUES
	(
		1,
		1,
		1200
	),
	(
		1,
		2,
		900
	),
	(
		1,
		3,
		900
	),
	(
		2,
		1,
		1200
	),
	(
		2,
		2,
		1200
	),
	(
		2,
		3,
		1200
	),
	(
		3,
		1,
		720
	),
	(
		3,
		2,
		720
	),
	(
		3,
		3,
		1200
	),
	(
		4,
		1,
		1200
	),
	(
		4,
		2,
		1200
	),
	(
		4,
		3,
		1200
	);