"Tue, 20 Jan 1970 07:51:56"

Convert date and time to unixtime.

1669916

Another datetime format string at UTC

YYYYMMDD
19700120

Only TIME
07:51:56

General datetime
1970-01-20 07:51:56Z

For Database
1970-01-20 07:51:56

For HTTP1.1
Tue, 20 Jan 1970 07:51:56 GMT


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