"Fri, 06 Feb 1970 07:14:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700206
Only TIME
07:14:13
General datetime
1970-02-06 07:14:13Z
For Database
1970-02-06 07:14:13
For HTTP1.1
Fri, 06 Feb 1970 07:14:13 GMT