"Thu, 01 Jan 1970 00:02:56"

Convert date and time to unixtime.

176

Another datetime format string at UTC

YYYYMMDD
19700101

Only TIME
00:02:56

General datetime
1970-01-01 00:02:56Z

For Database
1970-01-01 00:02:56

For HTTP1.1
Thu, 01 Jan 1970 00:02:56 GMT