INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dc942ade3773786bda311883aa47aaf791c3916a2c9325f1278c1670ebc3732e', 
    'L9a6Qi8T8XW1NSl3V7aGnDHXeHBBW5+nFRK0BndbnhU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)