INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6e4e4b96b9c8f41119788c550e456fc974ad2b1ce27864146063de009530a8e', 
    '+ZBCNGpifN5jlcMnk76LC8HgFj6r0a7UWs+dtjX+4l0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)