"Sun, 11 Aug 2024 23:37:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
23:37:39
General datetime
2024-08-11 23:37:39Z
For Database
2024-08-11 23:37:39
For HTTP1.1
Sun, 11 Aug 2024 23:37:39 GMT