Specified key was too long; max key length is 1000 bytes

[rdefinis]

when migrating from 2024.6.2 to 2024.8.2 on a qnap nas x86 using mariadb 10

Failed executing DbCommand (4ms) [Parameters=[], CommandType='"Text"', CommandTimeout='30']

CREATE TABLE Cache (
Id varchar(449) CHARACTER SET utf8mb4 NOT NULL,
Value longblob NULL,
ExpiresAtTime datetime(6) NOT NULL,
SlidingExpirationInSeconds bigint NULL,
AbsoluteExpiration datetime(6) NULL,
CONSTRAINT PK_Cache PRIMARY KEY (Id)
) CHARACTER SET=utf8mb4;

MySqlConnector.MySqlException (0x80004005): Specified key was too long; max key length is 1000 bytes