INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0e73532de2f1afaecf7a9d3f6282e1658f1d6d19017bc074cf4fc8adafa1688c', 
    '5VpgmsOh60X++wtSV4q/9T9vO9gFAkzkx4BxQUFEKP8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)