"Mon, 05 Jan 1970 00:09:28"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700105
Only TIME
00:09:28
General datetime
1970-01-05 00:09:28Z
For Database
1970-01-05 00:09:28
For HTTP1.1
Mon, 05 Jan 1970 00:09:28 GMT