INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '235ead6323d1f47a236561db44f54afab1413767de5c2c6b174ba82e7a385da0', 
    'mzdi8b7jJcwwZq16At8If9+ye7vOwF9OcQxloRWjEss=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)