"Mon, 17 Jun 2024 11:20:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240617
Only TIME
11:20:40
General datetime
2024-06-17 11:20:40Z
For Database
2024-06-17 11:20:40
For HTTP1.1
Mon, 17 Jun 2024 11:20:40 GMT