INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '975306a33059298f6271f114ea8d4e7daba7ac01cd47f008a0e24e548520f5f8', 
    'fRC5ev4GvirxnTNL9QeF0xTWZoqHW75qS3h71GoYMm8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)