"Wed, 15 Jan 2025 21:49:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
21:49:37
General datetime
2025-01-15 21:49:37Z
For Database
2025-01-15 21:49:37
For HTTP1.1
Wed, 15 Jan 2025 21:49:37 GMT