INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4f4574e2db05e23f21bc2fa4e27d2e5ea0524f413af898c4f35e7f64feb1795', 
    'fMjrEk5IpfMohPvkcB9+ZHREqnSPW5T7jJh0/8Davg8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)