INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9a6e9850b12e806e87f10d78a715707f29d32bb3e485af88c3bad017e7d555b2', 
    'EpVL4i9hxI+DjNKt068n6X1KnyJ9GHbdQmed+fpRUEg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)