select * from data where sn='1' order by id desc limit 4
idsntspqvaluesystemts
39735721 1 ip 192.168.1.105 1594693416 Tue 14 07 2020 04:23:36
39735720 1 cputemp 42.932 1594693416 Tue 14 07 2020 04:23:36
39735719 1 gputemp 42.9 1594693416 Tue 14 07 2020 04:23:36
39735709 1 cputemp 42.932 1594693396 Tue 14 07 2020 04:23:16

Tue Jul 14 04:23:41 2020 by walley