INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4e91cb772cb3e3bd7253250720c78858b381ddab08bd91a4b41abb7910d107e', 
    'gtHHCw7wMJoT04lNQ65PsFlVTmiG504d3BqE+1R4A9s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)