INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4e0a42a289198c4e68dbfe0a1883ec6937cf4371d2a657f29558d47e10f8b8ef', 
    'QKN7Fh04eWUR6P3JClkZjlRVoLAn412jskUY0IntIzA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)