"Sun, 25 Aug 2024 16:00:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240825
Only TIME
16:00:00
General datetime
2024-08-25 16:00:00Z
For Database
2024-08-25 16:00:00
For HTTP1.1
Sun, 25 Aug 2024 16:00:00 GMT