INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '941a66f697f8be2b266aa31fd739e278815285c450353d98d58c3b1d197de88b', 
    'w33B9MVC1XhDlfTPNMqY0s2davTiNpemSLqTfs3mC1E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)