INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3adcad4cd637af5d4f36fb5d900b7dec3bd6bdb7660993fc5c840c508540eba', 
    'Qe1kr7CcnjU6/WoClp8CrPEgT5JlG89A44vZmBf0WJM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)