INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '755ca034ba4f1b22d0d352b9af06d6b5c0e71f14bdcceb15f1e273451bb74b43', 
    '9y11A8RT09qEP67GtP2e5hexVzg2ap1zD4vANmfH8F0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)