"Sat, 18 Jan 2025 03:00:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250118
Only TIME
03:00:42
General datetime
2025-01-18 03:00:42Z
For Database
2025-01-18 03:00:42
For HTTP1.1
Sat, 18 Jan 2025 03:00:42 GMT