INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28c76df4c37b55b194866f1796fca8915a6c1a58f554043918b68793816bdd28', 
    'n3hmFk8KkRstPIwiUwbF8ZBIUaKNB5p/7D3218EQOT4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)