题解 | #插入记录（一）#

insert into 
exam_record
	(uid,exam_id,start_time,submit_time,score)
values
	(1001,9001,'2021-09-01 22:11:12','2021-09-01 23:01:12',90),
	(1002,9002,'2021-09-04 07:01:02',null,null);