INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e9920bdd5b2bad1d3167bcefe4fb25a90f5e940128790c4d1d4307c6059aa2', 
    'eeE2S04xGt7Di+zx39a8iC8QfhTMNZg/MlPTSMlWaDo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)