INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b91d343860f89b998305c6105487d65a8b3228d126f822e07a12be84a2c6ee0', 
    'cMwkOVwpHRNJ9jZHSbhfNj6kDvyMDr8OHUaW6dzMIVY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)