INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef5a009b2083ec1e4c9832941badf5a67f934a9519c5fa6d662025795c9c3885', 
    'U1hfPiXVW//k89jvpMW1Xt5SBV5jcDUhj9awf2pO5Zs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)