"Wed, 21 Jan 1970 09:21:50"

Convert date and time to unixtime.

1761710

Another datetime format string at UTC

YYYYMMDD
19700121

Only TIME
09:21:50

General datetime
1970-01-21 09:21:50Z

For Database
1970-01-21 09:21:50

For HTTP1.1
Wed, 21 Jan 1970 09:21:50 GMT


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