INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a49603e91002564c8331f505c8728c8efdf0ae6ae5a5bf2e6faf9b205f5d268a', 
    'D12Uf3Nqe2vOAhmnc5gMsFYl57ibM//0Qfv/itAIj9w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)