INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'eb7a81227bdd114ff4bb190eab9b57454392d70c6627f98f99bd9800f950bf42', 
    'MhJd9d2rouumBajsY1nQVpHXWhnaDopAT1OQ/VtmCmg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)