INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e21ed1273ff9aaa8d7cf005af444b3662a1f5ce9171bf892b0b37b14ee9d899d', 
    '875GRJdIP6KeMJcgOMeaG39fYBJyHldG+fTRmDfrfNI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)