"Sat, 12 Oct 2024 15:49:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241012
Only TIME
15:49:39
General datetime
2024-10-12 15:49:39Z
For Database
2024-10-12 15:49:39
For HTTP1.1
Sat, 12 Oct 2024 15:49:39 GMT