INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2516824bc92a6b6a3773a3e09f2d3b3652d7cbe08050174b4d35f0136389ed0e', 
    'yZEELqoQ6MqFj4/NnlkHCf4ezzUyR3txdf2+q7bfsik=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)