INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '721b05aa0048544dddeddffe1ca835604b86db153af78b88b42cfcbf0e7fdc16', 
    'T16AtMyC1BqLpTNPRu7FDPl1GuWGCOQcZMd6xK/nyvo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)