INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f612215f65f29c91f3f5343c990b30977474ff75027d3f0944da1c666fbdbd8', 
    'WzXo2gmNWpOrACD+xSY35ULXGwSOZvHy2AE31As31Ik=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)