"Tue, 13 Jan 1970 00:53:09"

Convert date and time to unixtime.

1039989

Another datetime format string at UTC

YYYYMMDD
19700113

Only TIME
00:53:09

General datetime
1970-01-13 00:53:09Z

For Database
1970-01-13 00:53:09

For HTTP1.1
Tue, 13 Jan 1970 00:53:09 GMT

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