"Tue, 13 Jan 1970 01:00:51"

Convert date and time to unixtime.

1040451

Another datetime format string at UTC

YYYYMMDD
19700113

Only TIME
01:00:51

General datetime
1970-01-13 01:00:51Z

For Database
1970-01-13 01:00:51

For HTTP1.1
Tue, 13 Jan 1970 01:00:51 GMT

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