Bihar's Akshara Gupta scripted history on Thursday, smashing an unbeaten 306 off 126 balls in the BCA Women's Under-19 One-Day Trophy at Sandis Compound Ground in Bhagalpur. The 15-year-old struck 55 fours and eight sixes at a strike rate of 242.86 during her record-breaking knock. Akshara reached half-century off 16 balls and completed her century in 34 deliveries.