INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8fdcdd99190f05814f43e702a0ea8bc817d1427283287a48ad32951085a0b6d', 
    '4qbwkyHJytqDMoYbFWdgsnYnbRHdVGJ7U4nEb+l8v0s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)