INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2ec267566dcec9a4851f203465ed5f9dcc2d0d6566117af5a3ace10522185dfa', 
    'RLQNxhegdJUVA9EBCkmXR6IzwEgoPYNmo/Cgxk0Qgio=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)