"Sat, 24 Jan 1970 05:33:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700124
Only TIME
05:33:10
General datetime
1970-01-24 05:33:10Z
For Database
1970-01-24 05:33:10
For HTTP1.1
Sat, 24 Jan 1970 05:33:10 GMT