INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '547dee273351b2f911b7f6aac1cb5d2927f56e0855329377e983b2ba3d1f4d3f', 
    '+EX2qEAejtL16P54yaxm5OyTbcRDPM0JNr6hsu263OA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)