"Wed, 15 Jan 2025 23:48:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
23:48:02
General datetime
2025-01-15 23:48:02Z
For Database
2025-01-15 23:48:02
For HTTP1.1
Wed, 15 Jan 2025 23:48:02 GMT