INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a3d1c9509a3cde653254543582f3dcbf3c9e4f7e8de77923af634918966003c', 
    'zMJIxPKZ5CGOAtBPvE3ApN+jIPFgaZd9pCD9cuRVyQk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)