INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5203e71598458b21becef38e116fd63899619ecf233426a3803b874ab4702e3e', 
    'sWV4SQ3qOchnnfV35h0P3a8IMR3m97wV5om313pCqoo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)