INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55918b7a61c613378aef251bf283f5570dcc0f7144aee6addeba083d4897c8e1', 
    'a9JOhcvZjZdQFW25k03xyG2/My/1OsFnQREcGgFo58o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)