INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3c3734812813672e0c665a402fc6a29455f0f8f5e0148f47702e2fe1bd83f3f', 
    'wdlayacHgzLjknau1V1mYNr4S3HE3d6ivoDTmHAsKXs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00156

Result

int(1)