"Wed, 15 Jan 2025 23:15:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
23:15:05
General datetime
2025-01-15 23:15:05Z
For Database
2025-01-15 23:15:05
For HTTP1.1
Wed, 15 Jan 2025 23:15:05 GMT