"Fri, 31 Jan 2025 15:36:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250131
Only TIME
15:36:18
General datetime
2025-01-31 15:36:18Z
For Database
2025-01-31 15:36:18
For HTTP1.1
Fri, 31 Jan 2025 15:36:18 GMT