INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '255d7413bb051400ead91810d95589d20a25841467c970f6854308cb49c2c39a', 
    'VLzsMWcrWdmt4CUqXoD61ZvZrrNqoNcf2+RHKVekPHg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)