INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd9709ce96209a1a90e3d1e059221b3e3fbf4ad645fc2e30634b104f0b60c9102', 
    'MN7WQ7GhjK+CxmlnXlKxVf8JWsnhDbBZAoUtisn0oow=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)