INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6635a2a10e204be486809478a4b094ec403faefd0fe6a0e27826a518c240a476', 
    'jstPeTJfHXL2t4JKeeWjdGY/NmQxvLDLYCgZCDDUzT0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)