INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '75d922669a8dbcae7d723680da0f09f29a99db38d30869406b41701eb28020df', 
    'UCvvIFPE5JHJ5erMmxVbjDzjUm6ZmjXg5Qz0wjvtWWQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)