"Fri, 09 Jan 1970 22:41:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700109
Only TIME
22:41:09
General datetime
1970-01-09 22:41:09Z
For Database
1970-01-09 22:41:09
For HTTP1.1
Fri, 09 Jan 1970 22:41:09 GMT