INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4b39e9508664b597b1e610d933eba0f4748b1295b1cae63bc1fdcdad142d9df', 
    'AvnaLBzvH6iSnqYF8SCb3Qdcn7Y5xNI/a84DPKEAWtU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)