"Sun, 11 Jan 1970 00:19:52"

Convert date and time to unixtime.

865192

Another datetime format string at UTC

YYYYMMDD
19700111

Only TIME
00:19:52

General datetime
1970-01-11 00:19:52Z

For Database
1970-01-11 00:19:52

For HTTP1.1
Sun, 11 Jan 1970 00:19:52 GMT

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