"Thu, 09 Apr 1970 07:11:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
19700409
Only TIME
07:11:45
General datetime
1970-04-09 07:11:45Z
For Database
1970-04-09 07:11:45
For HTTP1.1
Thu, 09 Apr 1970 07:11:45 GMT