INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51670d0c8c41d7594204f0685178a9876d33b637ced3279de87802e8c2227780', 
    'NIaE4PegeiWpqn2/kJLR53ruEqjhdnzzMPkOugWOWec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)