INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7f783d9b3622566952933b1edbf6999c5f5a84545da3241b39985a7ccfbd3152', 
    'C4TClydJYOB80FCxCnOtZt4WFleTpAuysFjFpAlyf6E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)