"Sun, 25 Aug 2024 23:15:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240825
Only TIME
23:15:42
General datetime
2024-08-25 23:15:42Z
For Database
2024-08-25 23:15:42
For HTTP1.1
Sun, 25 Aug 2024 23:15:42 GMT