"Sun, 01 Mar 1970 00:53:59"

Convert date and time to unixtime.

5100839

Another datetime format string at UTC

YYYYMMDD
19700301

Only TIME
00:53:59

General datetime
1970-03-01 00:53:59Z

For Database
1970-03-01 00:53:59

For HTTP1.1
Sun, 01 Mar 1970 00:53:59 GMT

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