INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6cfe70ee84b4ebe4191ed245e6da42879d17fb17bf406dc3c3cfd4903851526', 
    'EWfUXaoT59YBXRwnCKA+0IjOqG251qgSAb8tURILygI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)