"Mon, 19 Feb 2024 22:17:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240219
Only TIME
22:17:40
General datetime
2024-02-19 22:17:40Z
For Database
2024-02-19 22:17:40
For HTTP1.1
Mon, 19 Feb 2024 22:17:40 GMT