select * from data where sn='meteo2' order by id desc limit 4
idsntspqvaluesystemts
18874005 meteo2 ssid walley 1553485462 Mon 25 03 2019 04:44:22
18874004 meteo2 ip 192.168.2.139 1553485462 Mon 25 03 2019 04:44:22
18874003 meteo2 temp 11.19 1553484862 Mon 25 03 2019 04:34:22
18874002 meteo2 temp 11.25 1553484262 Mon 25 03 2019 04:24:22

Mon Mar 25 06:29:15 2019 by walley