INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '556cac6d224d9194cf73661d230b5934f38d0ecb29f76d014c2fb179479dcd03', 
    'y9spHwPPR+SpNfB1T0P0dQksq8jNavceSGPgclaFYjY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)