"Mon, 19 Jan 1970 21:48:53"

Convert date and time to unixtime.

1633733

Another datetime format string at UTC

YYYYMMDD
19700119

Only TIME
21:48:53

General datetime
1970-01-19 21:48:53Z

For Database
1970-01-19 21:48:53

For HTTP1.1
Mon, 19 Jan 1970 21:48:53 GMT


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