INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51ede0a15e0097e600139be5a7a683d492022c1f5204ba8d56585fa66864d0c7', 
    'NYIW8/M1FnHCr+O5vsInylKn4IlZaJ3WF6kuR0px3L0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)