INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd873a3851889988c5c30ba3d4ee98bb612ca37761c508513ddf33b14b99ef947', 
    'R6t2R8iSARaqmvjyznSygxDJ3v+nP3DviV5kYifte1U=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)