select * from data where sn='12250' and pq='temp' order by id desc limit 4
idsntspqvaluesystemts
72293671 12250 temp 22.69 1713539402 Fri 19 04 2024 17:10:02
72293614 12250 temp 22.69 1713539102 Fri 19 04 2024 17:05:02
72293553 12250 temp 22.69 1713538802 Fri 19 04 2024 17:00:02
72293496 12250 temp 22.75 1713538502 Fri 19 04 2024 16:55:02

Fri Apr 19 17:14:43 2024 by walley