select * from data where sn='meteo2' order by id desc limit 4
idsntspqvaluesystemts
26295795 meteo2 ip 192.168.2.139 1569687204 Sat 28 09 2019 18:13:24
26295794 meteo2 ssid walley 1569687204 Sat 28 09 2019 18:13:24
26295793 meteo2 temp 16.62 1569686603 Sat 28 09 2019 18:03:23
26295792 meteo2 temp 16.62 1569686003 Sat 28 09 2019 17:53:23

Mon Oct 21 04:28:13 2019 by walley