"Tue, 21 Jan 2025 20:22:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250121
Only TIME
20:22:01
General datetime
2025-01-21 20:22:01Z
For Database
2025-01-21 20:22:01
For HTTP1.1
Tue, 21 Jan 2025 20:22:01 GMT