"Sat, 10 Aug 2024 18:50:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240810
Only TIME
18:50:15
General datetime
2024-08-10 18:50:15Z
For Database
2024-08-10 18:50:15
For HTTP1.1
Sat, 10 Aug 2024 18:50:15 GMT