"Sat, 10 Jan 1970 03:41:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700110
Only TIME
03:41:50
General datetime
1970-01-10 03:41:50Z
For Database
1970-01-10 03:41:50
For HTTP1.1
Sat, 10 Jan 1970 03:41:50 GMT