INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421f75c20184d2ba211196192ced30c5e81e4dcb238f490b613b738441647ef7', 
    '8RGEAYhm2yFSw9DVQftkCXllmyTC+VbuQ6vS5p7NgOw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)