INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1404dc656015010c28b865a8aab2280e222bc1e9134a635694db9bcdf00f63f9', 
    'W+jEVijAFil33sYXGr3hq9m3HDE0gn2VvdaoqpAVccs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)