"Fri, 10 Apr 1970 07:11:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700410
Only TIME
07:11:43
General datetime
1970-04-10 07:11:43Z
For Database
1970-04-10 07:11:43
For HTTP1.1
Fri, 10 Apr 1970 07:11:43 GMT