"Sat, 12 Oct 2024 13:47:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241012
Only TIME
13:47:21
General datetime
2024-10-12 13:47:21Z
For Database
2024-10-12 13:47:21
For HTTP1.1
Sat, 12 Oct 2024 13:47:21 GMT