"Wed, 15 Jan 2025 04:18:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
04:18:14
General datetime
2025-01-15 04:18:14Z
For Database
2025-01-15 04:18:14
For HTTP1.1
Wed, 15 Jan 2025 04:18:14 GMT