"Tue, 10 Feb 1970 11:26:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700210
Only TIME
11:26:01
General datetime
1970-02-10 11:26:01Z
For Database
1970-02-10 11:26:01
For HTTP1.1
Tue, 10 Feb 1970 11:26:01 GMT