INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a408d3b1f301238b2f53b2189642d6e3d9a41ca6f456d522c0acb79d7ebee74d', 
    'dwKEQ4TTzHPpdbNj0IZxSx8TyCCUfh91flpW09Wt16c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)