"Sun, 25 Aug 2024 16:21:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240825
Only TIME
16:21:17
General datetime
2024-08-25 16:21:17Z
For Database
2024-08-25 16:21:17
For HTTP1.1
Sun, 25 Aug 2024 16:21:17 GMT