"Tue, 21 Jan 2025 03:34:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250121
Only TIME
03:34:15
General datetime
2025-01-21 03:34:15Z
For Database
2025-01-21 03:34:15
For HTTP1.1
Tue, 21 Jan 2025 03:34:15 GMT