INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4eff47e32535378821a4f02737fba348ca29afc32572942572d2985aabf009b5', 
    'kNM0TAhofl9pQy3VZezp+N4wzCsQ9mWyqnSfH1vK+G0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)