INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2c0d98994f9a414e60e0a7548df36c5f7b4294b2ee7b0e54086445bd1755385', 
    'exhETo5vGJ0FGNWBD2oEpGXW5TTawS81Oy6qJ8lqp9o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)