INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1b2bff235d2603887d5ace65b7d61d3193a5b3d2897db0936e43bc9794584195', 
    'CKHIIqdyFF6JANlA//272ajZN75GF7EUHBtw5Gg6ybA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)