INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '826e1dffdabfd18fa74aa49d3b6f8fbccee0398a0f11ee92d614b217d9615606', 
    'xym1EerWTKEKmb+zkQ9KD3O4dKQIqOGZTGYGeGYowJM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)