INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b912a32d7975172253384cdfc11a5c1f2b5385ec925f3599f63651de5fab0791', 
    'w6FQx+bsGgdkQy8wv2RSLGSjz2E+wun303lD1UhFhDU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)