INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6b50a1b660a19b0181cbd5c34fbcf3fcc5a76f13dbf95353bc9e04fd644e904', 
    'usZdWMMpTpQdv7C2yp4zp0buNUVKCT3cUVUUKPb7DIg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)