INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4dd279548f0a6bbeed6634934afdd91c51d76028b91e60522013bb0ec1be8b2b', 
    'Donw/vmsG59252tAQr3N/g1EPdGl92jPG1abt7PsxzE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)