INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e83a8f01bb3ecce6dc3b97ed54c6993a6630e54dc7f778a56b889f24b31f255d', 
    'iXO4g8kE+nLQj+ismdfLB3MVlwVhho3LMpkvY0my8t4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)