INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29816ca086507a27cec06b775785f623c893172c61624fe7a16e47ead728c8e6', 
    'nJbGZ9eas7d4n197L0e9TIF76eN0yrK0MXWcLJHTVp0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)