"Sun, 19 Jan 2025 08:14:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250119
Only TIME
08:14:31
General datetime
2025-01-19 08:14:31Z
For Database
2025-01-19 08:14:31
For HTTP1.1
Sun, 19 Jan 2025 08:14:31 GMT