"Fri, 03 Jan 2025 21:35:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250103
Only TIME
21:35:36
General datetime
2025-01-03 21:35:36Z
For Database
2025-01-03 21:35:36
For HTTP1.1
Fri, 03 Jan 2025 21:35:36 GMT