"Sun, 22 Dec 2024 09:36:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241222
Only TIME
09:36:45
General datetime
2024-12-22 09:36:45Z
For Database
2024-12-22 09:36:45
For HTTP1.1
Sun, 22 Dec 2024 09:36:45 GMT