INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '968e8043de9c3e47a3f766004b2e9021c853e53e53b4da90df4d888ad3a2cff1', 
    '9QgWq7DZDQZCg6jbcQzshvrbP46c7aiOF2JLGMPjxSw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)