INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '12c14666ee954eee575bb0cb98dbaf52dac51d1fbadba8a39b167925597568bb', 
    '5LECdU5mgwYMLQ+/mYeYJdbg7nK743eYM2qY1KzD2Do=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)