INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e1ba03110b221dfcc0d6e4d22afe7b14a78831e155c50a334e30d957341f7ab', 
    'DPfXuXYO7cSbyBWg4JUN9U6QcN4DSU/C53vjQ1T1OW8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00332

Result

int(1)