"Mon, 26 Jan 1970 03:26:06"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700126
Only TIME
03:26:06
General datetime
1970-01-26 03:26:06Z
For Database
1970-01-26 03:26:06
For HTTP1.1
Mon, 26 Jan 1970 03:26:06 GMT