INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e2531c3d50a7fe3e8dc32807ba6f974b222bc89e5334bcec87693be937052394', 
    '3Rdc4wjkfhc+UmRtOk7xAWZfvDQhreH8962XopL1u+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)