"Sun, 25 Aug 2024 13:45:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240825
Only TIME
13:45:55
General datetime
2024-08-25 13:45:55Z
For Database
2024-08-25 13:45:55
For HTTP1.1
Sun, 25 Aug 2024 13:45:55 GMT