INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a51ca8cddf53d9a5c6b7dc885edc92028ec7930a7592ca77378ef9d7ee09126', 
    'MEgwlUcEolfUQpsn3ZWZ7v2GKHdsayujX0k4VvZ2X4I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)