INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81f2580cd5e66cbe37e76c36a684551ef5b509d6cfc070f54784e005b305e22f', 
    'l561huNWDnOR5bR6im6fxGQVO1tjXASX7Ot6r4WFecw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00052

Result

int(1)