"Sun, 25 Aug 2024 15:30:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240825
Only TIME
15:30:23
General datetime
2024-08-25 15:30:23Z
For Database
2024-08-25 15:30:23
For HTTP1.1
Sun, 25 Aug 2024 15:30:23 GMT