INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38c7d2f521624029dd4edda8b3d77b5a58051a895c9497d32a3a5fed7c0dd0e8', 
    'IimSSJ/2qp+2BwFrzTTshLDnk+l6VeYRlOgve//XpsE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)