"Tue, 21 Jan 2025 05:22:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250121
Only TIME
05:22:20
General datetime
2025-01-21 05:22:20Z
For Database
2025-01-21 05:22:20
For HTTP1.1
Tue, 21 Jan 2025 05:22:20 GMT