"Sun, 27 Oct 2024 18:48:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241027
Only TIME
18:48:12
General datetime
2024-10-27 18:48:12Z
For Database
2024-10-27 18:48:12
For HTTP1.1
Sun, 27 Oct 2024 18:48:12 GMT