INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e84492f8c1fed9383b422884f498c682a9fa8fd71924d65e0876e204633cbdef', 
    '+liefszXrVyu9I20WU/oVJfY3t2eSvWfMDNW/pWvyls=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)