INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c973ff8a273503fb1518be67fed30982516b29b655fed99e8bb9db86046f2a2', 
    'WctOkEbbhwzBC6mW8enLl2efS10yXv5shAqhKtsRegI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)