INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3e643b492b3fa6c97086693872016e3781405d40f5e3a7b8d66390278fae8a74', 
    'nnNp8oOPVf0VQaYn8QcVo/JvMcKzBMClZPkRESIfbxA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)