"Thu, 01 Jan 1970 00:09:44"

Convert date and time to unixtime.

584

Another datetime format string at UTC

YYYYMMDD
19700101

Only TIME
00:09:44

General datetime
1970-01-01 00:09:44Z

For Database
1970-01-01 00:09:44

For HTTP1.1
Thu, 01 Jan 1970 00:09:44 GMT