php Incorrect integer value: '' for column code example

Example 1: Incorrect string value: '\xC4\x81ne' for column

ALTER TABLE table_name CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

Example 2: code: "ER_TRUNCATED_WRONG_VALUE", errno: 1292, sqlMessage: "Incorrect date value: '2021-03-20T18:30:00.000Z' for column 'mgfdate' at row 1", sqlState: "22007", index: 0, …}

code: "ER_TRUNCATED_WRONG_VALUE", errno: 1292, sqlMessage: "Incorrect date value: '2021-03-20T18:30:00.000Z' for column 'mgfdate' at row 1", sqlState: "22007", index: 0, …}