"Sat, 31 Aug 2024 00:15:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240831
Only TIME
00:15:45
General datetime
2024-08-31 00:15:45Z
For Database
2024-08-31 00:15:45
For HTTP1.1
Sat, 31 Aug 2024 00:15:45 GMT