"Fri, 03 Jan 2025 15:27:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250103
Only TIME
15:27:15
General datetime
2025-01-03 15:27:15Z
For Database
2025-01-03 15:27:15
For HTTP1.1
Fri, 03 Jan 2025 15:27:15 GMT