"Wed, 15 Jan 2025 04:30:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250115
Only TIME
04:30:15
General datetime
2025-01-15 04:30:15Z
For Database
2025-01-15 04:30:15
For HTTP1.1
Wed, 15 Jan 2025 04:30:15 GMT