INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15230c086723c16fc3538259c9db14c444ddacbe093a838578a658a1b2e30889', 
    'OJUvcx7yRqlChc0p3H4UEask+9GwlvElt2lFlLMMkLA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)