"Sun, 25 Jan 1970 00:19:59"

Convert date and time to unixtime.

2074799

Another datetime format string at UTC

YYYYMMDD
19700125

Only TIME
00:19:59

General datetime
1970-01-25 00:19:59Z

For Database
1970-01-25 00:19:59

For HTTP1.1
Sun, 25 Jan 1970 00:19:59 GMT

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