"Wed, 15 Jan 2025 04:18:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
04:18:39
General datetime
2025-01-15 04:18:39Z
For Database
2025-01-15 04:18:39
For HTTP1.1
Wed, 15 Jan 2025 04:18:39 GMT