INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42603db6741510514e9f8e82e93f0f0a50b1d860e8b5665126c358056ce5869b', 
    'E5nUvHeTWqQootq7b+Y57BGA1BogY6npVhuKddw2Z0I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)