INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51a039494e1f1db9bf89b8b4d54aefda11e18542119d0cd7c2f596fa0667f51d', 
    '/sMljFTCUGAtLEOX/MTaR7eNNefwRnp0owGQpWpr8xM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)