You are trying to insert data that is larger than allowed for the column logo.
Use following data types as per your need
TINYBLOB : maximum length of 255 bytes
BLOB : maximum length of 65,535 bytes
MEDIUMBLOB : maximum length of 16,777,215 bytes
LONGBLOB : maximum length of 4,294,967,295 bytes
Use LONGBLOB to avoid this exception.